{ "area": { "code": "10000", "name": "群馬県", "slug": "gunma" }, "structure": { "id": "wood", "name": "木造" }, "segment": { "segment": "all", "building_type": "all", "label": "新築住宅すべて" }, "unit": { "price_per_tsubo": "万円/坪", "price_per_sqm": "円/㎡", "cost": "万円", "floor": "㎡", "yoy": "%" }, "formula": "price_per_tsubo = cost_total / floor_total * 3.30579", "formula_real": "price_per_tsubo_real = price_per_tsubo / deflator * 100 (MLIT construction cost deflator for housing of the same structure, FY2020 = 100)", "source": "https://www.e-stat.go.jp/stat-search/files?page=1&toukei=00600120&tstat=000001016966&cycle=8", "last_verified_at": "2026-10-13T11:03:37.415Z", "provisional": { "fiscal_year": 2026, "through_month": "2026-08", "months": 5, "units": 3004, "price_per_tsubo": 75.56567191346223, "prev_price_per_tsubo": 73.25419666820726, "change_vs_prev": 3.1554168230448596, "note": "Sum of monthly preliminary releases from April; replaced by the annual report." }, "years": [ { "fiscal_year": 2012, "units": 8840, "floor_total": 934444, "cost_total": 14852405, "price_per_tsubo": 52.543471759623905, "price_per_sqm": 158943.76763080506, "cost_per_unit": 1680.1363122171945, "floor_per_unit": 105.70633484162896, "yoy": null, "ratio_national": 0.995533695540312, "rank_in_national": 19, "is_spliced": false, "price_per_tsubo_real": 59.776418384100005, "deflator": 87.9, "deflator_provisional": false }, { "fiscal_year": 2013, "units": 10485, "floor_total": 1112830, "cost_total": 17841253, "price_per_tsubo": 52.999501949866556, "price_per_sqm": 160323.25692154237, "cost_per_unit": 1701.5978063900811, "floor_per_unit": 106.13543156890796, "yoy": 0.8679102749983736, "ratio_national": 0.9924895451012761, "rank_in_national": 21, "is_spliced": false, "price_per_tsubo_real": 58.433849999852875, "deflator": 90.7, "deflator_provisional": false }, { "fiscal_year": 2014, "units": 8738, "floor_total": 905826, "cost_total": 14737645, "price_per_tsubo": 53.78467770250578, "price_per_sqm": 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